[Fawnn]

But the combination of DNA, scars, and appearance would be enough to establish certainty.

I wondered if it's significant that they showed an extensive mouth examination -- like maybe we have dental records. (?)

[aBootes]

I wondered if it's significant that they showed an extensive mouth examination -- like maybe we have dental records. (?)

Good point. If we don't have complete records, we still might know several key characteristics to add to the heap.